"Hello" reached the 100 million mark faster than any other song in 2015. In fact, it reached the 100 million mark faster than every other video in history with one exception -- Psy's "Gentleman," which reached 100 million YouTube views in just four days in 2013.
This achievement comes the same day that Billboard revealed "Hello" is set to debut at No. 1 on the Hot 100 next week.
Adele's '25' A Lock for 1 Million First-Week Sales, But What About 2 Million?
As for its parent album, 25 is a lock to sell 1 million in its first week after dropping Nov. 20. As detailed in Billboard's current issue, industry projections put first-week sales for 25 anywhere between 1.3 million and 1.8 million, which means she'll likely best Taylor Swift's 1.29 million first-week sales for 1989 last year. Additionally, Adele could take the crown for biggest debut week for a female in the Nielsen era (1991-present) -- currently, Britney Spears' Oops!...I Did It Again holds that record with 1.32 million sold in May 2000.